Spectra expanding of Spread spectrum communication system makes use of the spread spectrum function to realize, the typical spread spectrum function is pseudo random sequence code.

直接系列扩频通信系统的频谱扩展是借助于扩频函数而实现的，典型的扩频函数就是伪随机序列码。

youdao

Because Banks make a significant, and ever expanding, profit off the spread.

因为银行仍从利差中赚取了巨大的，甚至不断扩大的利润。

youdao

If the stock market goes down--thus expanding the spread-- the private equity firm can mark up its companies and sell them to other companies.

FORBES: Dow at 18,000 Anyone?

Their client list is growing because the geographical spread of sports events is expanding.

ECONOMIST: The Olympic legacy

There is an expanding oil and gas industry, but this does not generate jobs and spread cash around as the cod fishery once did, before over-fishing destroyed it.

ECONOMIST: Canada: Atlantic rescues | The